/*播放器部分*/
.play {
  width: 100%;
  height: auto;
  background-color: #292929;
  box-sizing: border-box;
  padding: 10px;
  overflow: hidden;
  /*播放器顶部效果*/
  /*播放器主体效果*/
}
.play .play-header {
  height: 50px;
}
.play .play-header h3 {
  height: 50px;
  line-height: 50px;
  float: left;
  font-size: 14px;
  color: #ccc;
  margin:0;
}
.play .play-header div {
  float: right;
  height: 50px;
  line-height: 50px;
}
.play .play-header div a {
  display: inline-block;
  width: 86px;
  height: 24px;
  border: 1px solid #FF740F;
  margin-right: 10px;
  line-height: 24px;
  text-align: center;
  color: #FF740F;
  border-radius: 2px;
}
.play .play-header div a:last-child {
  width: auto;
  border: none;
  color: #ccc;
}
.play .play-media {
  height: auto;
  overflow: hidden;
}
.play .play-media .media-left {
  width: 850px;
  height: auto;
  float: left;
}
.play .play-media .media-left .player {
  width: 850px;
  height: 430px;
  margin-top: 5px;
}
.play .play-media .media-left .list {
  width: 850px;
  height: 50px;
  line-height: 50px;
}
.play .play-media .media-left .list ul {
  margin-left: 15px;
}
.play .play-media .media-left .list ul li {
  float: left;
  color: #ccc;
  padding: 0 5px 0 30px;
  cursor: pointer;
}
.play .play-media .media-right {
  width: 340px;
  height: 50px;
  line-height: 50px;
  float: right;
}
.play .play-media .media-right .video-title {
  width: 100%;
  background-color: #3f3f3f;
}
.play .play-media .media-right .video-title h3 {
  height: 43px;
  width: 80px;
  font-style: normal;
  font-size: 14px;
  color: #999;
  background: #666;
  box-sizing: border-box;
  text-align: center;
}
.play .play-media .media-right ul {
  height: 430px;
  color: #999;
  padding-left: 20px;
  overflow: auto;
}
.play .play-media .media-right ul li {
  cursor: pointer;
}
.lesson-comment {
  /*课程和评论部分*/
}
.lesson-comment .container {
  overflow: hidden;
  margin-bottom: 30px;
}
.lesson-comment .container .cl {
  width: 850px;
  float: left;
}
.lesson-comment .container .cl h3 {
  width: 850px;
  height: 57px;
  line-height: 57px;
  font-size: 18px;
}
.lesson-comment .container .cl ul li {
  width: 200px;
  text-align: center;
  margin-right: 5px;
  float: left;
}
.lesson-comment .container .cl ul li a img {
  width: 100%;
  height: 112px;
}
.lesson-comment .container .cl ul li a em {
  text-decoration: line-through;
}
.lesson-comment .container .cr {
  float: right;
  box-sizing: border-box;
  padding: 5px;
  width: 340px;
}
.lesson-comment .container .cr h3 {
  border-bottom: 1px solid #999;
  height: 40px;
  line-height: 57px;
  font-size: 18px;
}
.lesson-comment .container .cr ul {
  width: 340px;
}
.lesson-comment .container .cr ul li {
  width: 200px;
  text-align: center;
  margin-right: 5px;
  float: left;
  border-bottom: 1px solid #ccc;
}
.lesson-comment .container .cr ul li .user-info {
  text-align-last: left;
  margin-bottom: 7px;
}
.lesson-comment .container .cr ul li .user-info img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  margin-right: 10px;
}
.lesson-comment .container .cr ul li .user-info div {
  display: inline-block;
}
.lesson-comment .container .cr .pages {
  width: 340px;
  clear: both;
}
.lesson-comment .container .cr .pages input {
  width: 50px;
  height: 30px;
}
.lesson-comment .container .cr .pages p {
  display: inline-block;
}
.lesson-comment .container .cr .pages p a {
  color: #333;
}
